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Content tagged with Power
posted in January 2006
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ON Semi engineering centers help develop computing power and power conversion solutions
News & Analysis  
1/31/2006   Post a comment
ON Semiconductor establishes two Solutions Engineering Centers in the United States and Taiwan to support local design needs. The centers will focus on developing high-value solutions for both computing power and power conversion market applications.
Air handler delivers direct cooling to blade server racks
Product News  
1/31/2006   Post a comment
Liebert's CoolFrame/XD air handling unit delivers direct cooling at the rack level for Egenera's BladeFrame EX system.
Collaboration developing PFC supplies for RF amp systems
Product News  
1/31/2006   Post a comment
HiTek Power and e2v technologies have announced a collaborative program to develop a range of highly efficient, power-factor corrected high-voltage power supplies for use in inductive output tube RF amplifier systems.
Samsung develops fuel cell for media players
Product News  
1/31/2006   Post a comment
Samsung SDI Co., Ltd. said it has developed the first prototype fuel cell for portable multimedia players with its affiliate Samsung Advanced Institute of Technology (SAIT).
Slim DIN supplies pack more power
Product News  
1/30/2006   Post a comment
XP Power says its DNR family of slimline DIN-rail power supplies for factory automation and industrial process control have higher power density than competing supplies.
How to design a dimming fluorescent electronic ballast
Design How-To  
1/30/2006   1 comment
Dimming fluorescent lamps is an attractive feature that provides mood and brightness effects as well as having tremendous energy savings potential. But how can you design one. It is a difficult task that requires knowledge of fluorescent lamp electrical behavior, control theory experience and resonant converter design skills. Learn how with this article.
DC/DC converters support load swings in GSM phones
Product News  
1/26/2006   Post a comment
AnalogicTech unveils two DC/DC converters for mobile applications that offer fast transient response to support demanding load swings in GSM phones.
DC/DC lays claim to world's smallest PC supply
Product News  
1/26/2006   Post a comment
Mini-box.com (Ituner Networks) says its picoPSU-120 is the world’s tiniest PC power supply. Delivering up to 120 watts (140 watts peak) from a 12 volt input, the 5-output DC/DC supply measures just 31-by-45-by-20 mm.
8 MHz, 500mA synchronous buck regulator fits portable power apps
Product News  
1/26/2006   Post a comment
Micrel launches industry’s first 8 MHz, 500 mA synchronous buck regulator for portable power applications. It provides sub 1 mm height for ultra-thin cell phones.
Rackmount PDUs to support mission critical servers
Product News  
1/26/2006   Post a comment
Aphel today announced the launch of their MT3 Series of Rackmount PDUs to support mission critical servers. The MT3 series can be configured to power both standard and blade servers.
Data center education when you need it
News & Analysis  
1/26/2006   Post a comment
Data Center University from American Power Conversion offers free online courses for data center design, build and operations. Watch a podcast description.
Ultralife acquires Chinese battery maker
News & Analysis  
1/26/2006   Post a comment
Ultralife Batteries Inc. has agreed to acquire Able New Energy Co. Ltd., a lithium battery supplier in Shenzhen, China, for $4.2 million in cash and stock.
High-performance controllers boost the PoE connection
Product News  
1/26/2006   Post a comment
PoE product recap - With power-over-Ethernet (PoE) the closest thing to “the next big app” in the largely mature power area, vendors are bringing new controller systems to market with higher levels of integration, higher power capability, and a lower cost per port.
Firefly Energy gets R&D funding from government
News & Analysis  
1/25/2006   Post a comment
The fiscal year 2006 defense bill recently contains an appropriation of $2.5 million for Firefly Energy to further develop battery technology for military applications.
No need to fear: SEPIC outperforms the flyback
Design How-To  
1/25/2006   Post a comment
This apples-to-apples comparison of SEPIC versus flyback dc/dc converter topologies is not based only on simulation, but on actual circuits. It's revealing, illuminating, and informative, if power-supplies are your concern. And even if your specifics are different, this article will help you understand the issues and figures of merit.
How to optimize power in ICs for portable products
Design How-To  
1/24/2006   Post a comment
System designers must understand the power consumption, power states and related timing issues of each component in order to optimize system power. The first step for system designers is to analyze and optimize the components that consume the most power. Here's how to minimize the total power consumption of a consumer device.
Large lithium-ions extend their lead over auto, NiMH batteries
Product News  
1/23/2006   Post a comment
Valence Technology's U-Charge RT and U-Charge XP Power Systems, comprising eight new large-format lithium-ion battery models built around the company's Saphion rechargeable technology, offer extended run times with comprehensive self-monitoring.
UPS touts greater flexibility, reliability, cost savings
Product News  
1/20/2006   Post a comment
Touting gains in reliability and flexibility as well as cost benefits, XP Power's 1.5 to 6 kVA on-line uninterruptible power supplies (UPSes) in the Xi family use just a single battery module and employ dual inputs to ensure supply integrity. A rotating (back-lit) alphanumeric LCD, remote emergency power off (REPO) connection and intelligent overload protection add to functionality.
Cloaking the non-idealities of DC-DC converter stability
Design How-To  
1/20/2006   Post a comment
Power supply circuits present difficult integration challenges in the form of power density and delivery. The main challenge in power supply circuits is guaranteeing stability over a wide range of LC and load combinations. Here's a solution that can help meet your needs.
Modular UPS delivers flexibility and cost savings
Product News  
1/19/2006   Post a comment
Xi uninterruptible power supplies from XP Power uses a modular design to enable one-person installation. It employs a single, standard battery across the range and can be used in stand-alone, rack-mounted, or stacking formats.
Ultracapacitors fill automotive power gaps
Design How-To  
1/18/2006   Post a comment
Enormous surface area and extremely small charge separation gives the ultracapacitor outstanding capacitance. Combining high-energy lead-acid batteries and ultracapacitors can create a system that has the best of both technologies.
Industrial supply withstands 4 kV surges
Product News  
1/18/2006   Post a comment
Absopulse Electronics’ HIW 150, a 150-watt AC/DC power supply designed for an operating environment characterized by frequent voltage spikes, will withstand 4 kV surges as per the requirements of EN61000-4-5.
Samsung sees first profits from battery unit
News & Analysis  
1/18/2006   Post a comment
Samsung SDI reported its first annual profit by its secondary battery operation since it started mass production in 2001.
Graphite foam battery takes aim at lead-acid battery industry
News & Analysis  
1/18/2006   Post a comment
A graphite foam battery patent is setting the stage for the entrance into the market for Firefly Energy, a spinoff from Caterpillar Incorporated. The company says this could be the next generation of lead-acid battery technology with applications focused on the hybrid electric vehicles market.
Minimizing Servoamplifier-Sourced Noise
Design How-To  
1/17/2006   Post a comment
PWM servo amplifiers energize servo motors with current waveforms under control of fast-rise voltage pulses. The faster the rise rate of the drive pulses, the lower the energy dissipation in the servo amplifier's MOSFET or IGBT power semiconductors, and amplifier efficiencies in 95% region become possible. Unfortunately, there's a rise-rate tradeoff: the faster the rise rate, the more likely is the amplifier to source noise currents that interfere with neighboring circuits.
Smaller medical supplies deliver 150 watts
Product News  
1/17/2006   Post a comment
Astrodyne's PMMK-150 series of medically approved switching supplies, in five models, deliver 150 watts at 5, 12, 15, 24, or 48 volts. They're 30 percent smaller than comparably rated units.
Plextronics receives $1 million for solar cells
News & Analysis  
1/17/2006   Post a comment
The Pennsylvania Energy Development Authority (PEDA) has awarded Plextronics Inc. $1 million in loans and grants to accelerate the development of Plexcore PV for solar cells.
BMW signs battery monitoring sensor technology agreement with Microchip
News & Analysis  
1/17/2006   Post a comment
Microchip Technology signed a patent license agreement with the German auto maker BMW that provides BMW with access to Microchip's patents covering the use of microcontrollers/microprocessors in battery-monitoring sensors.
Get the most power for your next gen mobile phone design
Design How-To  
1/16/2006   Post a comment
The advent of the 3G /4G phone has dramatic implications for power supply designers. Here's an analysis of how future of portable handset power supply requirements can be addressed by a unified power platform.
Rad-hard DC/DCs elevate long-flying satellites
Product News  
1/14/2006   Post a comment
International Rectifier's LS Series of radiation-hardened (RAD-Hard™) low-voltage, single- and dual-output DC/DC converter simplify power management for low Earth orbit (LEO), middle Earth orbit (MEO), and geostationary Earth orbit (GEO) satellites.
Power Supply Manufacturer to open China Facility
News & Analysis  
1/13/2006   Post a comment
Cherokee International, a manufacturer of power supplies, opened a facility in Shanghai, China. The facility has received TUV certification and completed a UL audit with others to follow.
Half-brick economizes RF power amp applications
Product News  
1/13/2006   Post a comment
Tyco Electronics' JHW250 half-brick, which delivers up to 250 watts for powering radio frequency amplifiers, is designed as a lower-cost solution for wireless base station applications, telecom equipment, distributed power architectures, and wireless networks.
Digital technology transmits DC Power and Audio Signal over wire
Product News  
1/13/2006   Post a comment
A new digital technology from Flying Mole, introduced at CES, transmits both DC Power and Audio Signal using normal wires, without any sound dissipation, for over 300 feet.
Schottky diode module offers 1W power dissipation for DC/DC converters
Product News  
1/13/2006   Post a comment
Philips Semiconductor combines an NPN low VCEsat transistor and low VF Schottky rectifier in a small SO8 package. Applications include DC/DC converters and inductive and general-purpose load drivers.
Tyco to spin off electronics business in breakup
News & Analysis  
1/13/2006   Post a comment
Bermuda-based conglomerate Tyco International Ltd. has announced it would break up into three separate companies, effectively spinning off its troubled Tyco Electronics business.
Synchronous flyback controller regulates without optoisolator
Product News  
1/13/2006   Post a comment
Linear Technology introduces a synchronous flyback DC/DC controller with precision regulation and high efficiency for 10W to 60W or up to 12A output isolated power supplies.
PWM controller supports high-input voltage applications
Product News  
1/13/2006   Post a comment
Intersil introduces a wide-input advanced PWM controller. It supports a wide range of applications (5V and 12V intermediate bus voltages) and several industrial, medical and consumer electronics applications with high input voltage.
Power Switch ICs meet USB voltage drop requirements
Product News  
1/13/2006   Post a comment
Analog Integration Corporation is launching a series of Universal Serial Bus power switch ICs for self-powered and bus-powered applications.
Power control series provides remote power management for carrier networks
Product News  
1/12/2006   Post a comment
MRV Communications introduces a -48 VDC addition to its out-of-band networking product family for carriers and utilities needing an intelligent power distribution and remote power control solution.
California bets on solar
News & Analysis  
1/12/2006   Post a comment
A solar initiative approved by the California Public Utilities Commission could make the Golden State one of the world's largest producers of solar energy.
PSMA reissues second printing of magnetics bible
Product News  
1/12/2006   Post a comment
"Soft Ferrites - Properties and Applications," which provides extensive information on applying ferrites and associated wound components to power supply design, is available from the Power Sources Manufacturers Association. This reprinted second edition is heavy with hands-on information, including graphs and tables, and design procedures are supported by many working examples of inductors and transformers.
CPU power control: Compare single-edge, dual-edge controller architectures
Design How-To  
1/11/2006   Post a comment
Current requirements in the past eight years have increased dramatically from 30A to peak currents as high as 130A. Slew rate requirements have increased in a similar manner as have voltage transitions to levels exceeding 300V/microsecond, add to that tighter voltage accuracy of the CPU. The days of using a single-phase switching regulator to address these stringent requirements are long gone. Here's some help navigating these demands with better controller architectures.
Micropower LDO IP blocks increase battery life
Product News  
1/11/2006   Post a comment
LTRIM Technologies introduces a family of low drop out (LDO) voltage regulator IP blocks with low quiescent current and fast response time to increase operating time for handhelds.
Compact USB battery charger IC reduces charge time
Product News  
1/11/2006   Post a comment
AnalogicTech introduces an integrated charge reduction circuit for battery charging that simplifies design, and reduces charge time.
Millennium Cell receives $1.7 million in 2006 defense bill
News & Analysis  
1/11/2006   Post a comment
Hydrogen battery technology supplier Millennium Cell Inc. has announced that its soldier power program has been allocated $1.7 million of funding in the fiscal year 2006 Defense Appropriations Bill.
600-watt supplies retain 5-year warranty
Product News  
1/10/2006   Post a comment
Lambda's single-output 300- and 600-watt power supplies in the company HWS series, for powering industrial equipment in very high reliability applications, retain the same five-year warranty of the series' lower-power models.
Power strip makes medical grade
Product News  
1/10/2006   Post a comment
Interpower's Medical-Grade NEMA Socket Strip, part of the company's NEMA socket strip product line, is rated for 15 amp, 125 VAC service and patient-contact medical and dental applications requiring multiple electrical outlets.
Know the power considerations for Voice over IP and other critical network applications
Design How-To  
1/9/2006   Post a comment
Voice over IP (VoIP) is emerging as a critical IT concern for businesses. Moving to IP telephony is a key decision in the evolution of an enterprise network. Here's how to supply reliable, uninterrupted power to IP telephones, wireless LAN access points, and other devices.
IT power management unit eases remote monitoring
Product News  
1/6/2006   Post a comment
Aphel's rPower Remote Power Management unit, a combination high-visibility ammeter and RS-232 bus based system for datacenter and IT applications, is designed to greatly simplify and reduce the cost of remote power monitoring in a standard setting.
Online center keeps users up to date on quality control
Product News  
1/6/2006   Post a comment
The Vicor Quality Center is billed as the first of its kind to meet the needs of customers and prospective customers for up-to-date information on quality/quality control operations at Vicor.
Page 1 / 2   >   >>


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